Answer:
The second one
So this means that you are asking $18 is what percent of $22.
First: Divide 18 by 22.
Second: You get the repeating decimal of 0.81818181.
Third: Find the first 2 decimals and use it, so the answer is approximately 81%.
x=3.5
Step-by-step explanation:
x×6=3×7
x=21/6=7/2=3.5